Dist

how can i use this command line in expression of report ?? (THIS COMMAND SHOW DISTANCE BETWEEN FACE OF FLANGE TO CENTER OF HEADER PIPE)

Q CONS DIST PL TO PA OF HREF OF BRAN

Can the command dist be used on a box or another primitive ?   so i can get the distance between BOX A  to Box B ?    or even better , the P1 of BOX A  to the P2 of BOX B ?  

Thanks in advance

PIN1 AT CE
PIN2 AT CE
var !dist cons dist PIN1 to PIN2
q var !dist
pin1 off
pin2 off

can this be used in report?